Austin (AUS) to Portland (PDX) flight deal in economy from $317

Tuesday, December 15th, 2026

5 round-trip options

Returning
Sun, Dec 20, 20265 Day Trip
$354 USD
Returning
Mon, Dec 21, 20266 Day Trip
$354 USD
Returning
Tue, Dec 22, 20267 Day Trip
$354 USD
Returning
Sat, Dec 26, 202611 Day Trip
$439 USD
Returning
Sun, Dec 27, 202612 Day Trip
$509 USD